501
CDUS43 KLOT 292133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT WED OCT 29 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 29 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 56 12:05 PM 82 2024 57 -1 82
MINIMUM 49 6:51 AM 19 1925 41 8 67
AVERAGE 53 49 4 75
PRECIPITATION (IN)
TODAY 0.00 1.19 1875 0.11 -0.11 0.00
MONTH TO DATE 2.53 3.23 -0.70 1.15
SINCE SEP 1 3.02 6.42 -3.40 2.47
SINCE JAN 1 25.47 33.13 -7.66 29.33
SNOWFALL (IN)
TODAY 0.0 1.2 1917 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE SEP 1 0.0 0.2 -0.2 0.0
SINCE JUL 1 0.0 0.2 -0.2 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 12 16 -4 0
MONTH TO DATE 223 323 -100 186
SINCE SEP 1 255 400 -145 201
SINCE JUL 1 260 406 -146 201
COOLING
TODAY 0 0 0 10
MONTH TO DATE 57 12 45 26
SINCE SEP 1 223 128 95 216
SINCE JAN 1 1215 1000 215 1202
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 17.2
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 7:00 AM
LOWEST 49 10:00 AM
AVERAGE 62
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 85 1950
MINIMUM TEMPERATURE (F) 40 21 1988
SUNRISE AND SUNSET
OCTOBER 29 2025.......SUNRISE 7:21 AM CDT SUNSET 5:49 PM CDT
OCTOBER 30 2025.......SUNRISE 7:22 AM CDT SUNSET 5:48 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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